and the role she played in the civil rights movement in this country. but as you can imagine, many americans were surprised to hear racism was all over. the tweet sent off a firestorm online. maybe the backlash has something to do with the fact that this is still happening in america. >> set up near a mitt romney for president sign was a chair empty, except for two water melons, a rope tied into an apparent noose with a sign set up to look like a teleprompter that read, "go back to kenya." >> the sign in front of the georgia peach oyster bar says they don't support barack obama and the white house but uses the "n" word. >> the neighbor put a sign in his yard that uses the "n" word and claims it was directed at them. >> in an e-mail sent to an unknown number of officials, marlin davenport sent this photo, along with the phrase, now you know why no birth certificate. >> the rnc clarified its tweet saying previous tweet should have said today we remember rosa parks' bold stand and her role in fighting to end racism. joining me now in our rapid response pan